![ARM Motorsports 2-Bolt Flange Downpipes | F07 · F10 550i · F01 · F02 750i · 750Li | 4.4L Turbo V8 [N63] G32 640i 3.0L Turbo I6 [B58] ARM Motorsports Dual-Valved Exhaust Kit](https://cdn.shopify.com/s/files/1/0635/0032/1015/files/ARMMotorsports2-BoltFlangeDownpipesF07_F10550i_F01_F02750i_750Li4.4LTurboV8_N63.png?v=1739571561)
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ARM Motorsports Dual-Valved Exhaust Kit
Choose the caster-correcting option to receive our offset rear bushings
allowing for precise management of resistance and primary inductance
Our chargepipes include 1 plugged 1/8″ NPT bung and the couplers and clamps necessary for installation
ARM Motorsports 2-Bolt Flange Downpipes | F07 · F10 550i · F01 · F02 750i · 750Li | 4.4L Turbo V8 [N63] G32 640i 3.0L Turbo I6 [B58] ARM Motorsports Dual-Valved Exhaust KitARM Motorsports new N63 Downpipes with the 2 Bolt midpipe flange for the 4. 4L V8 Twin Turbo powered 550i allows you to take your N63 engine to the next level. Made with full 304 Stainless Steel and 3" construction these downpipes provide a significant increase in power and torque over the OEM catted downpipes. In addition to the massive power gains, these downpipes open up an incredible exhaust sound from the turbocharged V8 that will shock and awe
